WHAT DOES LGS SWITCH CRYSTAL MEAN?

exactly where n consists of nx and ny, the refractive indices along the X- and Y- Instructions as gentle propagates in an optically active crystal together the Z- route.Piezooptical coefficients of La3Ga5SiO14 and CaWO4 crystals: A combined optical interferometry and polarization-optical researchUsing an optically Energetic langasite (LGS) crystal